Home / 31,005.24-46,513.98-12,281.76

Finding the Fourth Proportional to 31,005.24, 46,513.98 and 12,281.76

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Solution

The fourth proportional to 31,005.24, 46,513.98 and 12,281.76 is: 18,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005.24 : 46,513.98 = 12,281.76 : x
  2. Step 2: Convert to fraction form
    31,005.24/46,513.98 = 12,281.76/x
  3. Step 3: Cross multiply
    31,005.24x = 46,513.98 × 12,281.76
  4. Step 4: Simplify right side
    31,005.24x = 571,273,539.00
  5. Step 5: Solve for x
    x = 571,273,539.00/31,005.24
  6. Step 6: Final answer
    x = 18,425.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.